127920405

素因数分解:

$3^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{56477}}^1$

素因数の和:56636

約数の個数: 16

約数和(自身を含む): 206031744

約数和(自身を除く): 78111339

約数列:

[1, 3, 5, 15, 151, 453, 755, 2265, 56477, 169431, 282385, 847155, 8528027, 25584081, 42640135, 127920405]

約数ペア:

[(1, 127920405), (3, 42640135), (5, 25584081), (15, 8528027), (151, 847155), (453, 282385), (755, 169431), (2265, 56477)]